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Share Based Compensation - Summary of Number of Shares and Synthetic Shares (Detail) shares in Millions | 12 Months Ended
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Dec. 31, 2024 shares
Executive members [member] | LTV 2024 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Maximum shares required | 10.4
Granted shares | 4.0
Increase/decrease due to performance condition 2023 | 0.7
Outstanding ending | 4.7
Executive members [member] | LTV 2023 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Maximum shares required | 4.1
Granted shares | 3.7
Outstanding beginning | 2.0
Forfeited during 2023 | (0.2)
Increase/decrease due to performance condition 2023 | 0.1
Outstanding ending | 1.9
Executive members [member] | LTV 2022 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Maximum shares required | 2.0
Granted shares | 0.7
Outstanding beginning | 0.9
Forfeited during 2023 | (0.1)
Increase/decrease due to performance condition 2023 | (0.2)
Outstanding ending | 0.6
Executive members [member] | LTV 2021 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Maximum shares required | 2.1
Granted shares | 0.6
Outstanding beginning | 0.5
Exercised during 2023 | (0.5)
Executive members [member] | LTV prior 2021 [Member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Outstanding beginning | 1.7
Exercised during 2023 | (1.5)
Forfeited during 2023 | (0.2)
Executive members [member] | Longterm Variable Compensation Program [Member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Granted shares | 4.0
Outstanding beginning | 5.1
Exercised during 2023 | (2.0)
Forfeited during 2023 | (0.5)
Increase/decrease due to performance condition 2023 | 0.6
Outstanding ending | 7.2
The President and CEO [member] | LTV 2024 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Granted shares | 0.5
Increase/decrease due to performance condition 2023 | 0.1
Outstanding ending | 0.6
The President and CEO [member] | LTV 2023 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Granted shares | 0.6
Outstanding beginning | 0.3
Outstanding ending | 0.3
The President and CEO [member] | LTV 2022 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Granted shares | 0.3
Outstanding beginning | 0.4
Increase/decrease due to performance condition 2023 | (0.1)
Outstanding ending | 0.3
The President and CEO [member] | LTV 2021 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Granted shares | 0.3
Outstanding beginning | 0.3
Exercised during 2023 | (0.3)
The President and CEO [member] | LTV prior 2021 [Member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Outstanding beginning | 0.7
Exercised during 2023 | (0.7)
The President and CEO [member] | Longterm Variable Compensation Program [Member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Granted shares | 0.5
Outstanding beginning | 1.7
Exercised during 2023 | (1.0)
Outstanding ending | 1.2

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- Definition The number of other equity instruments (ie other than share options) granted in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2024-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2024-01-01 -Paragraph 47 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_47_b&doctype=Standard -URIDate 2024-03-27 + Details
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